Maintenance
The instrument does not require special maintenance when used as specified in
this operation manual.
Cleaning
Use a damp cloth and mild household cleaning agent to clean the instrument
should it become soiled through daily use. Never use aggressive cleaning
agents or solvents to clean the instrument.
Changing the battery
Change the battery when the battery symbol is displayed. Remove the test
leads from the measuring instrument before changing the battery!
Remove the screw on the rear of the instrument, open the battery
compartment and remove the used batteries. Insert new batteries (2 x 1.5 V
AAA
Micro). Replace battery compartment cover and screw tight.
Only use the specified batteries!
Batteries should not be disposed of in household rubbish! Please
observe any relevant laws pertaining to their disposal in the country
of use.
Changing the fuse
When changing the fuse, always remove the test leads from the instrument
and undo all screws on the rear; carefully remove the rear of the housing
and replace the fuses with fuses of the same type. Fuse: F 250 mA or
10 A/690 V. Replace screws and screw tight.
Only use the specified fuses!
®
Testboy
TB-3000
Operation
39